/* add to your theme or child theme functions.php file to create a new field on the vendor add-edit product form */
add_action( 'wcv_product_options_general_product_data', 'wcv_custom_product_msrp_price_field' );
function wcv_custom_product_msrp_price_field () {
WCVendors_Pro_Form_Helper::input( array(
		'post_id'			=> $post_id,
		'id' 				=> '_wcv_custom_product_msrp_price',
		'label' 			=> __( 'MSRP Price', 'wcvendors-pro' ),
		'placeholder' 		=> __( 'MSRP Price', 'wcvendors-pro' ),
		'desc_tip' 			=> 'true',
		'description' 		=> __( 'Please specify MSRP Price', 'wcvendors-pro' ),
	)
);
}
/* add to your theme or child theme functions.php to display the field entry on the product page for customer view */
add_action('woocommerce_before_add_to_cart_form', 'wcv_custom_product_msrp_price_display');
function wcv_custom_product_msrp_price_display() {
    $output = get_post_meta(get_the_ID(), '_wcv_custom_product_msrp_price',true );
    echo '<p>'.'Retail Price: ' . $output . '</p>';
}