Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE products (product_type_code VARCHAR, product_price INTEGER)
### Question:
Find the product type whose average price is higher than the average price of all products.
### Answer:
SELECT product_type_code FROM products GROUP BY product_type_code HAVING AVG(product_price) > (SELECT AVG(product_price) FROM products)